<?php echo validation_errors();?>
<form class="login" action="<?=base_url()?>index.php/user/login" method="post">
    <label for="Username">Username:</label>
    <input type="text" name="username" maxlength="20"/> <br />  
    
    <label for="Password">Password:</label>
    <input type="password" name="password" maxlength="20"/> <br />
    
    <label></label>
    <input type="submit" name="submit" value="Login!"/>  
    Remember <input type="checkbox" name="remember" value="1"/>            
</form>